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86 lines
3.2 KiB
86 lines
3.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _IPV6_STUBS_H |
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#define _IPV6_STUBS_H |
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#include <linux/in6.h> |
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#include <linux/netdevice.h> |
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#include <linux/skbuff.h> |
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#include <net/dst.h> |
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#include <net/flow.h> |
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#include <net/neighbour.h> |
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#include <net/sock.h> |
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/* structs from net/ip6_fib.h */ |
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struct fib6_info; |
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struct fib6_nh; |
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struct fib6_config; |
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struct fib6_result; |
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/* This is ugly, ideally these symbols should be built |
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* into the core kernel. |
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*/ |
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struct ipv6_stub { |
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int (*ipv6_sock_mc_join)(struct sock *sk, int ifindex, |
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const struct in6_addr *addr); |
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int (*ipv6_sock_mc_drop)(struct sock *sk, int ifindex, |
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const struct in6_addr *addr); |
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struct dst_entry *(*ipv6_dst_lookup_flow)(struct net *net, |
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const struct sock *sk, |
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struct flowi6 *fl6, |
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const struct in6_addr *final_dst); |
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int (*ipv6_route_input)(struct sk_buff *skb); |
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struct fib6_table *(*fib6_get_table)(struct net *net, u32 id); |
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int (*fib6_lookup)(struct net *net, int oif, struct flowi6 *fl6, |
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struct fib6_result *res, int flags); |
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int (*fib6_table_lookup)(struct net *net, struct fib6_table *table, |
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int oif, struct flowi6 *fl6, |
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struct fib6_result *res, int flags); |
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void (*fib6_select_path)(const struct net *net, struct fib6_result *res, |
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struct flowi6 *fl6, int oif, bool oif_match, |
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const struct sk_buff *skb, int strict); |
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u32 (*ip6_mtu_from_fib6)(const struct fib6_result *res, |
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const struct in6_addr *daddr, |
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const struct in6_addr *saddr); |
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int (*fib6_nh_init)(struct net *net, struct fib6_nh *fib6_nh, |
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struct fib6_config *cfg, gfp_t gfp_flags, |
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struct netlink_ext_ack *extack); |
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void (*fib6_nh_release)(struct fib6_nh *fib6_nh); |
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void (*fib6_update_sernum)(struct net *net, struct fib6_info *rt); |
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int (*ip6_del_rt)(struct net *net, struct fib6_info *rt, bool skip_notify); |
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void (*fib6_rt_update)(struct net *net, struct fib6_info *rt, |
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struct nl_info *info); |
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void (*udpv6_encap_enable)(void); |
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void (*ndisc_send_na)(struct net_device *dev, const struct in6_addr *daddr, |
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const struct in6_addr *solicited_addr, |
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bool router, bool solicited, bool override, bool inc_opt); |
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#if IS_ENABLED(CONFIG_XFRM) |
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void (*xfrm6_local_rxpmtu)(struct sk_buff *skb, u32 mtu); |
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int (*xfrm6_udp_encap_rcv)(struct sock *sk, struct sk_buff *skb); |
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int (*xfrm6_rcv_encap)(struct sk_buff *skb, int nexthdr, __be32 spi, |
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int encap_type); |
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#endif |
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struct neigh_table *nd_tbl; |
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int (*ipv6_fragment)(struct net *net, struct sock *sk, struct sk_buff *skb, |
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int (*output)(struct net *, struct sock *, struct sk_buff *)); |
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struct net_device *(*ipv6_dev_find)(struct net *net, const struct in6_addr *addr, |
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struct net_device *dev); |
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}; |
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extern const struct ipv6_stub *ipv6_stub __read_mostly; |
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/* A stub used by bpf helpers. Similarly ugly as ipv6_stub */ |
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struct ipv6_bpf_stub { |
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int (*inet6_bind)(struct sock *sk, struct sockaddr *uaddr, int addr_len, |
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u32 flags); |
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struct sock *(*udp6_lib_lookup)(struct net *net, |
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const struct in6_addr *saddr, __be16 sport, |
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const struct in6_addr *daddr, __be16 dport, |
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int dif, int sdif, struct udp_table *tbl, |
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struct sk_buff *skb); |
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}; |
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extern const struct ipv6_bpf_stub *ipv6_bpf_stub __read_mostly; |
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#endif
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